单词	subgroup
释义	subgroup /ˈsʌbɡruːp / noun 1A subdivision of a group.These groups were further subdivided into subgroups according to the body mass of the respective species.... These groups were subdivided into two subgroups of eight animals each: one male and one female. A second subgroup, the episodically homeless, account for approximately 10 percent. 1.1 Mathematics A group whose members are all members of another group, both being subject to the same operations.Although Euler's work is, of course, not stated in group theoretic terms he does provide an example of the decomposition of an abelian group into cosets of a subgroup.... The procedure, today much used in computer implementations, enumerates the cosets of a subgroup of finite index in a finitely presented group. After further papers on subgroups of infinite abelian groups and normal numbers he wrote a series of eight papers on Arithmetic on curves of genus 1.
随便看	Blakey, Art blam blame blameable blameful blame game blame-gaming blameless blamelessly blamelessness blamestorming blameworthiness blameworthy blanc blanc fixe blanch Blanchard, Jean Pierre blancmange blanco bland Blanda, George blandish blandishment blandly blandness

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